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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-1703_x64 -
resource
win10-20231023-en -
resource tags
arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system -
submitted
24/10/2023, 13:03
Static task
static1
General
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Target
96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe
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Size
4.1MB
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MD5
f7051ae929343a7c72e6b7ec772f6257
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SHA1
abbc49a44757c094c259920f46acbca0856e9cb6
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SHA256
96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836
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SHA512
bdb1992d5582834fffad3998f6b75ef87e7d69f842b7ee326df42f09ea5e86a019340154d75e4b6ed618538fa8a45552717a2253211c61f282de8d42d4a4bb70
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SSDEEP
98304:aerVYOIxC4S9UED7/3iDAzn4vCVV+ayMKt9nOlg58+i:LVYOI8DD7/3iDE8A+ayMuVlCF
Malware Config
Signatures
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Glupteba payload 22 IoCs
resource yara_rule behavioral1/memory/968-2-0x0000000002DE0000-0x00000000036CB000-memory.dmp family_glupteba behavioral1/memory/968-3-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/968-18-0x0000000002DE0000-0x00000000036CB000-memory.dmp family_glupteba behavioral1/memory/968-19-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/968-303-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/968-306-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1232-309-0x0000000002E50000-0x000000000373B000-memory.dmp family_glupteba behavioral1/memory/1232-310-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1232-336-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1232-591-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1232-1050-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1232-1054-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4064-1058-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4064-1268-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4064-1654-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4064-1805-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4064-1814-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4064-1816-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4064-1818-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4064-1820-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4064-1822-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4064-1824-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3828 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4064 csrss.exe 4280 injector.exe 3772 windefender.exe 324 windefender.exe -
resource yara_rule behavioral1/files/0x000700000001ab56-1808.dat upx behavioral1/files/0x000700000001ab56-1810.dat upx behavioral1/files/0x000700000001ab56-1811.dat upx behavioral1/memory/3772-1813-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/324-1815-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/324-1819-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2184424523-918736138-622003966-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2184424523-918736138-622003966-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe File created C:\Windows\rss\csrss.exe 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2244 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3056 schtasks.exe 3304 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control\NetTrace\Session netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5012 powershell.exe 5012 powershell.exe 5012 powershell.exe 968 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 968 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 2328 powershell.exe 2328 powershell.exe 2328 powershell.exe 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 2184 powershell.exe 2184 powershell.exe 2184 powershell.exe 4756 powershell.exe 4756 powershell.exe 4756 powershell.exe 4552 powershell.exe 4552 powershell.exe 4552 powershell.exe 3628 powershell.exe 3628 powershell.exe 3628 powershell.exe 4160 powershell.exe 4160 powershell.exe 4160 powershell.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4064 csrss.exe 4064 csrss.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4064 csrss.exe 4064 csrss.exe 4280 injector.exe 4280 injector.exe 4064 csrss.exe 4064 csrss.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe 4280 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5012 powershell.exe Token: SeDebugPrivilege 968 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Token: SeImpersonatePrivilege 968 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe Token: SeDebugPrivilege 2328 powershell.exe Token: SeDebugPrivilege 2184 powershell.exe Token: SeDebugPrivilege 4756 powershell.exe Token: SeDebugPrivilege 4552 powershell.exe Token: SeDebugPrivilege 3628 powershell.exe Token: SeDebugPrivilege 4160 powershell.exe Token: SeSystemEnvironmentPrivilege 4064 csrss.exe Token: SeSecurityPrivilege 2244 sc.exe Token: SeSecurityPrivilege 2244 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 968 wrote to memory of 5012 968 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 72 PID 968 wrote to memory of 5012 968 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 72 PID 968 wrote to memory of 5012 968 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 72 PID 1232 wrote to memory of 2328 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 77 PID 1232 wrote to memory of 2328 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 77 PID 1232 wrote to memory of 2328 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 77 PID 1232 wrote to memory of 3428 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 79 PID 1232 wrote to memory of 3428 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 79 PID 3428 wrote to memory of 3828 3428 cmd.exe 81 PID 3428 wrote to memory of 3828 3428 cmd.exe 81 PID 1232 wrote to memory of 2184 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 82 PID 1232 wrote to memory of 2184 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 82 PID 1232 wrote to memory of 2184 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 82 PID 1232 wrote to memory of 4756 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 84 PID 1232 wrote to memory of 4756 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 84 PID 1232 wrote to memory of 4756 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 84 PID 1232 wrote to memory of 4064 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 86 PID 1232 wrote to memory of 4064 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 86 PID 1232 wrote to memory of 4064 1232 96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe 86 PID 4064 wrote to memory of 4552 4064 csrss.exe 87 PID 4064 wrote to memory of 4552 4064 csrss.exe 87 PID 4064 wrote to memory of 4552 4064 csrss.exe 87 PID 4064 wrote to memory of 3628 4064 csrss.exe 94 PID 4064 wrote to memory of 3628 4064 csrss.exe 94 PID 4064 wrote to memory of 3628 4064 csrss.exe 94 PID 4064 wrote to memory of 4160 4064 csrss.exe 96 PID 4064 wrote to memory of 4160 4064 csrss.exe 96 PID 4064 wrote to memory of 4160 4064 csrss.exe 96 PID 4064 wrote to memory of 4280 4064 csrss.exe 98 PID 4064 wrote to memory of 4280 4064 csrss.exe 98 PID 3772 wrote to memory of 5084 3772 windefender.exe 105 PID 3772 wrote to memory of 5084 3772 windefender.exe 105 PID 3772 wrote to memory of 5084 3772 windefender.exe 105 PID 5084 wrote to memory of 2244 5084 cmd.exe 106 PID 5084 wrote to memory of 2244 5084 cmd.exe 106 PID 5084 wrote to memory of 2244 5084 cmd.exe 106 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe"C:\Users\Admin\AppData\Local\Temp\96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:968 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5012
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C:\Users\Admin\AppData\Local\Temp\96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe"C:\Users\Admin\AppData\Local\Temp\96ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836.exe"2⤵
- Windows security bypass
- Windows security modification
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1232 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2328
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C:\Windows\System32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:3428 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
- Modifies data under HKEY_USERS
PID:3828
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2184
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4756
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4552
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3056
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2024
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3628
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4160
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4280
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3304
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3772 -
C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵
- Suspicious use of WriteProcessMemory
PID:5084 -
C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:2244
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:324
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5db01a2c1c7e70b2b038edf8ad5ad9826
SHA1540217c647a73bad8d8a79e3a0f3998b5abd199b
SHA256413da361d77055dae7007f82b58b366c8783aa72e0b8fbe41519b940c253b38d
SHA512c76ff57fcee5cdf9fdf3116d4e1dc0cf106867bf19ab474b763e242acf5dca9a7509cb837c35e130c3e056636b4e8a4e135512a978bcd3dd641e20f5bf76c3d6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5ca776d6a1725b10d17e7825b28dee73e
SHA1c29cc580a86d150b523f6f34d307881890cd994d
SHA256b1a0e18b03ad8cd8859137292c24b0de69e054a367fef8aab821eaf4e896ef1e
SHA512e1a0989e92e7b0f5865456a7fc8ad1c07157b387c30942564972773a21d676a2b5bcdbfa0e2e02f6ec6e612b9f0213e89e1051a485f28c6701acd79aed0522a5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD51857f244c2900b49f8cfa021c23f3434
SHA155b093e2a88b64f3babc2f0d6bce0cc83696e2be
SHA256de4db3d014dc6e89b8064ec4d3f31838cce489a7473852b4f6c2ea7c95b2ff6c
SHA512eabf6cee914857714f478280887c7841f5bb61ea22f10bff73e3f195ad2e4466e76a844babc128ed23e27feaaf78c26788876dfc424e90b79c66fcf2e952283f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5891ec9803c15b51e27bab7b44237bd4b
SHA1ed3e6745c98789c05979ff993d397cc61ddcb116
SHA256c1786350d4dad32bf23b5de5bdb97cf0e7cade630cb926abb4ab32fb637dcbeb
SHA5120f738896fc1f79efd22420974948e1defbb9fd5e28ce6b4b2acf4a0cb4d31e8e9afc00a6fa434b3af1a75a148c96338e3db046d92ab8d531585d36a11c18d10a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD513553959646e9b852a716095c14ec613
SHA138a4c28ad92faec8886b23cb94204c84ce3d3641
SHA2565e35ee6282086ea1431f55b9f2735bc277eb4f553994e4b09cf968af2a78c7f5
SHA51220a4e67d49e4b0ecd1221638b84a6b4ca6aa784c470451c22ac24b6296e2052e63a372e9dc73cbbada40f8bf7a4504bc2bb622cfb26b74edfe593033ffe57bb7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD54f6b91cf13d8428963f2e9aa316408aa
SHA1f42da41419c7605fb75093ee9bccc5bfc1c8c705
SHA256c002adb0c479fab8eaa63d5a65643d2921ed6131b9413383e0ca7b91a147ba28
SHA512095d4e565d7feb3cafb4f8d65e8b6ff56a7f41ec48d4085702a64cc805e6c4b5d0fbd75f4344c72035dc9d739cc9b024fec89089695cb23d6862ed1893e58088
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Filesize
4.1MB
MD5f7051ae929343a7c72e6b7ec772f6257
SHA1abbc49a44757c094c259920f46acbca0856e9cb6
SHA25696ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836
SHA512bdb1992d5582834fffad3998f6b75ef87e7d69f842b7ee326df42f09ea5e86a019340154d75e4b6ed618538fa8a45552717a2253211c61f282de8d42d4a4bb70
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Filesize
4.1MB
MD5f7051ae929343a7c72e6b7ec772f6257
SHA1abbc49a44757c094c259920f46acbca0856e9cb6
SHA25696ef522725f5822b94b07d14e03b8efb2fcf233721efcec944b6b98aaca16836
SHA512bdb1992d5582834fffad3998f6b75ef87e7d69f842b7ee326df42f09ea5e86a019340154d75e4b6ed618538fa8a45552717a2253211c61f282de8d42d4a4bb70
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec